<template>
  <div id="nav">
     <router-view v-slot="{Component}"> 
       <transition :name="animation">
        <keep-alive>
          <component :is="Component"></component>
        </keep-alive>
       </transition>
     </router-view>

    <!-- <router-link to="/">Home</router-link> |
    <router-link to="/about">About</router-link> -->
  </div>
 
</template>

<script>
import {ref, watch} from 'vue'
import { useRoute } from 'vue-router'
export default{
name:'App',
setup(){
  // let animation=ref('slide')
  // const route=useRoute()

  // let routeIndex=route.meta.index

  // watch(route,()=>{
  //   animation.value= route.meta.index<routeIndex?'slide-right':'slide-left'
  //    routeIndex=route.meta.index
  // })

//阻止右键默认行为
document.addEventListener("contextmenu",(e)=>{
  e.preventDefault()
})

  // return {animation}

}

}

</script>

<style lang="scss">
#app {
  width:100vw ;
  height: 100vh;
  overflow: hidden;
}

#nav {
  a {
    color: #2c3e50;
    &.router-link-exact-active {
      color: #ee87a9;
    }
  }
}
</style>
